Update requirements.txt

requirements.txt

@@ -1,34 +1,27 @@
-# --- HF Space Laufzeit-Libraries ---------------------------------
-gradio
-requests
-pandas
+# --- Kern-Abhängigkeiten für LangChain + LangGraph -------------------
+langchain==0.1.*          # LLM-Wrapper + Tools
+langgraph>=0.0.38,<0.1    # Graph-Executor
 
-# Dateiformate
-openpyxl          # Excel lesen
-tabulate          # DataFrame -> Markdown-Vorschau
+# --- Modell- & Tool-Backends ----------------------------------------
+google-generativeai>=0.3   # Gemini Flash
+tavily-python>=0.3         # Web-Search-API
+wikipedia-api>=0.6         # Wikipedia Wrapper
 
-# .env Support
-python-dotenv
+# --- Data & Parsing --------------------------------------------------
+pandas>=2.2
+openpyxl>=3.1              # Excel-Einlesen für parse_excel
+tabulate>=0.9              # Markdown-Tabellen (Nice-to-have)
 
-# --- LangChain Ökosystem ----------------------------------------
-langgraph
-langchain
-langchain-core
-langchain-community
-langchain-google-genai   # Gemini-Wrapper
+# --- Runtime I/O -----------------------------------------------------
+requests>=2.31             # HTTP-Calls (GAIA API, Datei-Download)
+python-dotenv>=1.0         # .env-Support für lokale Tests
 
-# --- Such- & Parser-Bibliotheken --------------------------------
-duckduckgo-search        # Web-Suche
-beautifulsoup4           # HTML-Parsing (WikipediaLoader)
-wikipedia                # Python-Wikipedia-API
-arxiv                    # Arxiv API Wrapper
+# --- UI / Hugging Face Space ----------------------------------------
+gradio>=4.26
+gradio[oauth]>=4.26        # OAuth-Login-Button
 
-# --- Audio-Transkription ---------------------------------------
-faster-whisper
-ffmpeg-python            # nutzt das system-ffmpeg im Space
+# --- Optionales Debugging -------------------------------------------
+beautifulsoup4>=4.12       # (wird evtl. von LangChain Search Wrappers genutzt)
 
-# --- OCR / Imaging (nur falls später benötigt)
-# pillow
-# pytesseract
-
-tavily-python
+# --- Extras ----------------------------------------------------------
+# Pillow wird indirekt von gradio benötigt; wird automatisch mitinstalliert